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Physics (AS & A Level) · Oct / Nov 2018 · Paper 12 · Question 36

9702Kirchhoff’s laws

A battery of negligible internal resistance may be connected between any two points P, Q, R and S of the network of resistors shown. Which connections will give the largest current and the smallest current in the battery?

  1. Alargest current: PQ; smallest current: PR
  2. Blargest current: PQ; smallest current: QS
  3. Clargest current: RS; smallest current: PR
  4. Dlargest current: RS; smallest current: QS

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Correct answer: B. largest current: PQ; smallest current: QS

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